Tire tread and buttress



FIG. 1 is a perspective view of a tire tread and buttress showing my newdesign, it being understood that the pattern is repeated throughout thecircumference of the tread and buttress, and the buttress pattern isrepeated on the opposite side;

FIG. 2 is a front elevational view thereof; and

FIG. 3 is a side elevational view thereof.

The broken lines in the drawing are for illustrtive purposes only.

The ornamental design for a tire tread and buttress, substantially asshown and described.